Discount Calculator

What the Discount Calculator does

This tool turns a percent-off deal into real numbers. Type in the original price and the discount percentage, and it instantly shows the final sale price plus the exact amount you save. It is handy for shoppers checking a “25% off” sticker, sellers setting markdown prices, and anyone who wants to confirm a Black Friday or clearance deal before paying. No mental math, no second-guessing.

How to use it

1. In the Original price field, enter the full price of the item (for example, 100).
2. In the Discount field, enter the percentage off. The % sign is already shown, so just type the number (for example, 20).
3. Click Calculate.
4. Read the result: Final price appears at the top, with You save right below it.
5. Change either field and calculate again to compare two deals side by side.

Why use it here

It is free, needs no sign-up, and gives an answer the moment you click. Everything runs locally in your browser, so the prices you type never get uploaded anywhere and stay on your device. That also means it works offline once the page has loaded, and feels instant on a phone in a store aisle.

A quick tip

To find the discount percentage when you only know the old and new price, this tool works the other way too: enter the original price, then guess a percentage and adjust until the Final price matches the sale tag. For a true reverse calculation, plug in a few values and watch the savings shift. Keep in mind results are a straightforward math estimate and do not include sales tax, shipping, or stacked coupons, so add those separately if your receipt needs to match to the cent.